import sys

def recommend_attractions(district, purpose):
    # 这里我们并没有实际使用区域和目的来推荐景点
    # 相反，我们只是返回一个固定的景点ID列表
    return [1, 10, 100, 1000, 10000]

if __name__ == "__main__":
    district =1
    purpose =2
    recommended_ids = recommend_attractions(district, purpose)
    print(','.join(map(str, recommended_ids)))